- static mode_t last_mode=0;
- static dev_t last_rdev=0;
- static uid_t last_uid=0;
- static gid_t last_gid=0;
- static char lastdir[MAXPATHLEN]="";
- char *p=NULL;
- int l1,l2;
-
- if (flags & SAME_DIR) {
- l1 = read_byte(f);
- l2 = strlen(lastdir);
- } else {
- l1 = read_int(f);
- l2 = 0;
- }
-
- file->name = (char *)malloc(l1+l2+1);
- if (!file->name) out_of_memory("receive_file_entry");
-
- strncpy(file->name,lastdir,l2);
- read_buf(f,file->name+l2,l1);
- file->name[l1+l2] = 0;
-
- file->modtime = (time_t)read_int(f);
- file->length = (off_t)read_int(f);
- file->mode = (flags & SAME_MODE) ? last_mode : (mode_t)read_int(f);
- if (preserve_uid)
- file->uid = (flags & SAME_UID) ? last_uid : (uid_t)read_int(f);
- if (preserve_gid)
- file->gid = (flags & SAME_GID) ? last_gid : (gid_t)read_int(f);
- if (preserve_devices && IS_DEVICE(file->mode))
- file->rdev = (flags & SAME_RDEV) ? last_rdev : (dev_t)read_int(f);
-
-#if SUPPORT_LINKS
- if (preserve_links && S_ISLNK(file->mode)) {
- int l = read_int(f);
- file->link = (char *)malloc(l+1);
- if (!file->link) out_of_memory("receive_file_entry");
- read_buf(f,file->link,l);
- file->link[l] = 0;
- }
-#endif
-
- if (always_checksum)
- read_buf(f,file->sum,csum_length);
-
- last_mode = file->mode;
- last_rdev = file->rdev;
- last_uid = file->uid;
- last_gid = file->gid;
- p = strrchr(file->name,'/');
- if (p) {
- int l = (int)(p - file->name) + 1;
- strncpy(lastdir,file->name,l);
- lastdir[l] = 0;
- } else {
- strcpy(lastdir,"");
- }
+ if (remote_protocol == 0) {
+ if (!read_batch)
+ write_int(f_out, protocol_version);
+ remote_protocol = read_int(f_in);
+ if (protocol_version > remote_protocol)
+ protocol_version = remote_protocol;
+ }
+ if (read_batch && remote_protocol > protocol_version) {
+ rprintf(FERROR, "The protocol version in the batch file is too new (%d > %d).\n",
+ remote_protocol, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (verbose > 3) {
+ rprintf(FINFO, "(%s) Protocol versions: remote=%d, negotiated=%d\n",
+ am_server? "Server" : "Client", remote_protocol, protocol_version);
+ }
+ if (remote_protocol < MIN_PROTOCOL_VERSION
+ || remote_protocol > MAX_PROTOCOL_VERSION) {
+ rprintf(FERROR,"protocol version mismatch -- is your shell clean?\n");
+ rprintf(FERROR,"(see the rsync man page for an explanation)\n");
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ if (remote_protocol < OLD_PROTOCOL_VERSION) {
+ rprintf(FINFO,"%s is very old version of rsync, upgrade recommended.\n",
+ am_server? "Client" : "Server");
+ }
+ if (protocol_version < MIN_PROTOCOL_VERSION) {
+ rprintf(FERROR, "--protocol must be at least %d on the %s.\n",
+ MIN_PROTOCOL_VERSION, am_server? "Server" : "Client");
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ if (protocol_version > PROTOCOL_VERSION) {
+ rprintf(FERROR, "--protocol must be no more than %d on the %s.\n",
+ PROTOCOL_VERSION, am_server? "Server" : "Client");
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (protocol_version < 29) {
+ if (fuzzy_basis) {
+ rprintf(FERROR,
+ "--fuzzy requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (basis_dir_cnt && inplace) {
+ rprintf(FERROR,
+ "%s with --inplace requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ dest_option, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (basis_dir_cnt > 1) {
+ rprintf(FERROR,
+ "Using more than one %s option requires protocol"
+ " 29 or higher (negotiated %d).\n",
+ dest_option, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (prune_empty_dirs) {
+ rprintf(FERROR,
+ "--prune-empty-dirs requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ }
+
+ if (am_server) {
+ if (!checksum_seed)
+ checksum_seed = time(NULL);
+ write_int(f_out, checksum_seed);
+ } else {
+ checksum_seed = read_int(f_in);
+ }